---
id: installation
title: Installation
---

import useBaseUrl from '@docusaurus/useBaseUrl';

## Installing Robyn R
---

There're two versions of Robyn: The stable version on CRAN and the dev version on GitHub.

Install latest stable CRAN version, run:
```
install.packages("Robyn")
```
Install latest dev version, run:

```
remotes::install_github("facebookexperimental/Robyn/R")
```
**NOTE**: Robyn requires an one-time installation of the Python library [Nevergrad](https://facebookresearch.github.io/nevergrad/) using the R package `reticulate`. Please refer to this [Nevergrad installation](https://github.com/facebookexperimental/Robyn/blob/main/demo/install_nevergrad.R) guide for R. For detailed installation and usage guide please see [demo.R](https://github.com/facebookexperimental/Robyn/blob/main/demo/demo.R).

## Installing Robyn Python
---

For detailed Robyn Python installation and usage guide please see [here](https://facebookexperimental.github.io/Robyn/docs/robyn-api).
